1. M.S. (Gen. Surg.), DGO, Senior Resident, Department of Gen. Surgery, AIIMS, Patna, Bihar.
2. M.S. (Gen. Surg.), Senior Resident, Department of Gen. Surgery, AIIMS, Patna, Bihar
3. M.S., FRCS, DNB, FACS, Additional Professor, Department of Gen. Surgery, AIIMS, Patna, Bihar
4. Postgraduate Resident, Department of Gen. Surgery, AIIMS, Patna, Bihar
5. Young Scientist (DST), Institute of Post-Graduate Medical Education and Research, A.J.C. Bose Road, Kolkata-700020, West Bengal, India